Physics applets

PHET has the best applets:
http://phet.colorado.edu/en/simulations/category/new

Kinematics

• Boat on a River
• Elastic and Inelastic Collision
• Freefall
• Motion with constant acceleration
• Projectile motion_1
• Projectile_motion_2
• Projectile Motion_3
• Two-dimensional collisions

Dynamics

• Equilibrium of three forces
• Gravitational orbits
• Inclined plane
• Lever principle
• Newton's second law experiment
• Pulley system
• Resolution of a Force into Components
• Resultant of forces (addition of vectors)

Momentum

• Newton's Cradle
• Conservation of momentum
• Elastic and Inelastic Collision
• Virtual lab: Momentum
• Brick and moving trolley
• 2d collisions
• More 2d collisions

Electrostatics

• 3d Electric Fieldsyou can set the relative charge if you choose "point charge and charged sphere", set the size of the sphere to small and adjust the charge of the sphere.
• Electric Fields where you set the charges fun randomizing function
• Cathode Ray Tube

Electrodynamics

• Adding Resistors in Series and Parallel (DC)
• Combinations of resistors
• Direct current electrical motor
• Electromagnetic wave
• Generator
• Lorentz force
• Ohm's law
• Potentiometer
• Simple AC circuits

Nuclear Physics

• Bohr's Atom
• Law of radioactive decay
• Nuclear Isotope Half-lifes
• Photoelectric effect
• Quark
• Radioactive decay series

Optics

• Diffraction of light by a single slit
• Exercise, Image Formation by a Converging Lens
• Exercise, Image Formation by a Diverging Lens
• Exercise, Image Formation by a Diverging Mirror
• Interference of light at a double slit
• Polarizers effect applet
• Reflection and Refraction of Light Waves (Huygens' Principle)
• Refraction of light
• Snell's Law
• Young's double slit
• Water droplet rainbow

Oscillation & Waves

• Waves on a string
• Tone generator
• Doppler Effect
• Beats
• Coupled Pendula
• Damped Oscillator
• Forced oscillations (resonance)
• Interference of two circular or spherical waves
• Oscillator Applet
• Reflection, refraction, diffraction
• Simple Pendulum
• Spring pendulum
• Standing wave (explanation by superposition with the reflected wave)

Relativity

• An example of time dilation
• Contemporary Physics Twin Paradox
• Hafele-Keating Experiment

Thermodynamics

• Kinetic theory
• Special processes of an ideal gas
• http://phet.colorado.edu/en/simulations/category/new

Uniform circular motion

• Uniform circular motion 1
• Uniform circular motion 2
• Uniform circular motion 3
• Uniform circular motion 4